Abstract

This specification defines the 5th major version, first minor revision of the core
language of the World Wide Web: the Hypertext Markup Language
(HTML). In this version, new features continue to be introduced to help Web
application authors, new elements continue to be introduced based on research
into prevailing authoring practices, and special attention continues to be
given to defining clear conformance criteria for user agents in an
effort to improve interoperability.

Status of This document

This section describes the status of this document at the time of its publication.
Other documents may supersede this document. A list of current W3C publications and the
latest revision of this technical report can be found in the W3C
technical reports index at http://www.w3.org/TR/.

If you wish to make comments regarding this document in a manner
that is tracked by the W3C, please submit them via using our
public bug database. If you cannot do this then you can also e-mail feedback to public-html-comments@w3.org
(subscribe,
archives),
and arrangements will be made to transpose the comments to our
public bug database. All feedback is welcome.

The bulk of the text of this specification is also
available in the WHATWG HTML Living Standard, under a license that permits reuse of the
specification text.

Implementors should be aware that this specification is not
stable. Implementors who are not taking part in the
discussions are likely to find the specification changing out from
under them in incompatible ways. Vendors interested in
implementing this specification before it eventually reaches the
Candidate Recommendation stage should join the aforementioned
mailing lists and take part in the discussions.

This is a work in
progress! For the latest updates from the HTML WG, possibly
including important bug fixes, please look at the editor's draft instead.

Publication as a First Public Working Draft does not imply endorsement by the W3C Membership.
This is a draft document and may be updated, replaced or obsoleted by other documents at
any time. It is inappropriate to cite this document as other than work in progress.

The latest stable version of the editor's draft of this
specification is always available on the W3C CVS server.
There are various ways to follow the change history for this specification:

The W3C HTML Working
Group is the W3C working group responsible for this
specification's progress along the W3C Recommendation
track.
This specification is the 17 December 2012 Working Draft.

Work on this specification is also done at the WHATWG. The W3C HTML working group
actively pursues convergence with the WHATWG, as required by the W3C HTML working
group charter. There are various ways to follow this work at the WHATWG: